RechargeMcMahon, P.B., Plummer, L.N., Bohlke, J.K., Shapiro, S.D., and Hinkle, S.R., 2011, A comparison of recharge rates in aquifers of the United States based on groundwater-age data: Hydrogeology Journal, DOI 10.1007/s10040-011-0722-5

St. Joseph River BasinDuris, Joseph W., Howard W. Reeves, and James L. Kiesler, Jr., 2005, Atrazine Concentrations in Stream Water and Streambed Sediment Pore Water in the St. Joseph and Galien River Basins, Michigan and Indiana, May 2001-September 2003: U.S. Geological Survey Open-File Report 2004-1326, 25p.

Groundwater Availability -- Carolina Coastal PlainCampbell, B.G. and Coes, A.L., 2008, Ground-water availability in the Atlantic Coastal Plain Aquifers of North and South Carolina in proceedings of the 2008 South Carolina Water Resources Conference, October 14-15, 2008, at the Charleston Area Event Center, 4 p.

Groundwater Availability -- Williston and Powder River BasinsBednar, J.M., 2013, Interaction of groundwater and surface water in the Williston and Powder River structural basins: Rapid City, South Dakota, South Dakota School of Mines and Technology, unpublished Master's thesis, 107 p.

Groundwater/Surface-Water InteractionKonrad, C.P., 2006, Location and timing of river-aquifer exchanges in six tributaries to the Columbia River in the Pacific Northwest of the United States Journal of Hydrology, 329, p. 444-470